CN108574855A - Video streaming method, apparatus and system - Google Patents
Video streaming method, apparatus and system Download PDFInfo
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- CN108574855A CN108574855A CN201810212545.7A CN201810212545A CN108574855A CN 108574855 A CN108574855 A CN 108574855A CN 201810212545 A CN201810212545 A CN 201810212545A CN 108574855 A CN108574855 A CN 108574855A
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- 238000000034 method Methods 0.000 title claims abstract description 53
- 238000005243 fluidization Methods 0.000 claims abstract description 146
- 230000033001 locomotion Effects 0.000 claims description 39
- 230000005540 biological transmission Effects 0.000 claims description 12
- 238000012545 processing Methods 0.000 abstract description 3
- 230000006835 compression Effects 0.000 description 9
- 238000007906 compression Methods 0.000 description 9
- 238000004891 communication Methods 0.000 description 7
- 230000006870 function Effects 0.000 description 5
- 230000000007 visual effect Effects 0.000 description 5
- 238000012546 transfer Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000010295 mobile communication Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000003044 adaptive effect Effects 0.000 description 1
- 238000007796 conventional method Methods 0.000 description 1
- 238000013500 data storage Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000000284 extract Substances 0.000 description 1
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Classifications
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- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/23418—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving operations for analysing video streams, e.g. detecting features or characteristics
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/23—Processing of content or additional data; Elementary server operations; Server middleware
- H04N21/234—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs
- H04N21/2343—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements
- H04N21/234309—Processing of video elementary streams, e.g. splicing of video streams or manipulating encoded video stream scene graphs involving reformatting operations of video signals for distribution or compliance with end-user requests or end-user device requirements by transcoding between formats or standards, e.g. from MPEG-2 to MPEG-4 or from Quicktime to Realvideo
-
- H—ELECTRICITY
- H04—ELECTRIC COMMUNICATION TECHNIQUE
- H04N—PICTORIAL COMMUNICATION, e.g. TELEVISION
- H04N21/00—Selective content distribution, e.g. interactive television or video on demand [VOD]
- H04N21/20—Servers specifically adapted for the distribution of content, e.g. VOD servers; Operations thereof
- H04N21/25—Management operations performed by the server for facilitating the content distribution or administrating data related to end-users or client devices, e.g. end-user or client device authentication, learning user preferences for recommending movies
- H04N21/266—Channel or content management, e.g. generation and management of keys and entitlement messages in a conditional access system, merging a VOD unicast channel into a multicast channel
- H04N21/2662—Controlling the complexity of the video stream, e.g. by scaling the resolution or bitrate of the video stream based on the client capabilities
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- Engineering & Computer Science (AREA)
- Multimedia (AREA)
- Signal Processing (AREA)
- Databases & Information Systems (AREA)
- Two-Way Televisions, Distribution Of Moving Picture Or The Like (AREA)
Abstract
A kind of video streaming method, apparatus of disclosure offer and system, are related to image processing field, can solve the problems, such as that Cloud Server performance resource consumption is larger.Specific technical solution is：The user operation instruction that mobile zero terminal is sent is received, user operation instruction includes the mark of the first video file；According to the mark of the first video file, the optimal streaming server of the first video file of storage is obtained；Fluidisation instruction is sent to optimal streaming server, fluidisation instruction is used to indicate the first video file of optimal streaming server pair and fluidizes；Instruction is transmitted and received to mobile zero terminal, reception instruction is used to indicate mobile zero terminal and receives the first video file after optimal streaming server fluidisation.The present invention is used for video streaming.
Description
Technical field
This disclosure relates to image processing field more particularly to a kind of video streaming method, apparatus and system.
Background technology
With the development of mobile communication technology, the bandwidth of mobile communication is increasing, the solution of mobile zero-configuration client
It is more ripe, currently, mobile zero-configuration client is mainly communicated by wireless network with Cloud Server.When user is using movement
When zero-configuration client carrys out program request viewing video content, the visual user interface in Cloud Server is needed to open specified video content,
Output is encoded after acquisition.In this process, the broadcasting display of video can consume the video card resource of Cloud Server, meanwhile, acquisition
Cloud Server CPU and GPU resource can be also consumed with coding compression so that the performance resource of Cloud Server has larger consumption.
Invention content
A kind of video streaming method, apparatus of embodiment of the present disclosure offer and system, can solve Cloud Server performance resource
Consume larger problem.The technical solution is as follows：
According to the first aspect of the embodiments of the present disclosure, a kind of video streaming method is provided, this method includes：
The user operation instruction that mobile zero terminal is sent is received, user operation instruction includes the mark of the first video file；
According to the mark of the first video file, the optimal streaming server of the first video file of storage is judged whether；
When there are optimal streaming server, fluidisation instruction is sent to optimal streaming server, fluidisation instruction is used to indicate
The first video file of optimal streaming server pair fluidizes；
Instruction is transmitted and received to mobile zero terminal, reception instruction is used to indicate mobile zero terminal and receives optimal streaming server
The first video file after fluidisation.
Optimal streaming server is found according to the mark of the first video file, is realized to first by optimal streaming server
The fluidisation of video file mitigates the performance resource consumption of Cloud Server, provides more smooth and clearly video content to the user.
In one embodiment, according to the mark of the first video file, the first video file of storage is judged whether
Before optimal streaming server, this method further includes：
According to the mark of the first video file, the video format of the first video file is obtained；
Judge whether to include in preset video format set the video format of the first video file；
According to the mark of the first video file, the optimal streaming server packet of the first video file of storage is judged whether
It includes：When in preset video format set including the video format of the first video file, according to the mark of the first video file,
Judge whether the optimal streaming server of the first video file of storage.
Include the first video in preset video format set by the judgement of the video format to the first video file
In the case of the video format of file, it is determined whether search optimal streaming server.
In one embodiment, according to the mark of the first video file, the first video file of storage is judged whether
Optimal streaming server includes：
According to the mark of the first video file, judge whether each streaming server at least one streaming server is deposited
Store up the first video file；
It, will be shortest with mobile zero terminal communication distance when storing the first video file at least two streaming servers
Streaming server is determined as optimal streaming server.
In one embodiment, before sending fluidisation instruction to optimal streaming server, this method further includes：
The attribute information that mobile zero terminal is sent is received, attribute information includes mobile zero decoding terminals format list, decoding
Grade and display resolution；
When there are optimal streaming server, send fluidisation instruction includes to optimal streaming server：There are optimal streams
Change server when, by attribute information and fluidisation instruction be sent to optimal streaming server so that optimal streaming server according to
Fluidisation instruction and the first video file of attribute information pair fluidize.
It, can be according to shifting convenient for streaming server by the way that attribute information and fluidisation instruction are sent to optimal streaming server
The first video file of actual conditions pair of dynamic zero terminal fluidizes, and provides more smooth and clearly video content to the user.
In one embodiment, this method further includes：
Receive the broadcasting ending message that optimal streaming server is sent；
End message will be played and be sent to mobile zero terminal.
According to the second aspect of the embodiment of the present disclosure, a kind of video streaming method is provided, including：
The fluidisation instruction that Cloud Server is sent is received, fluidisation instruction includes the mark of the first video file and mobile zero terminal
Mark；
It is instructed according to fluidisation, the first video file is fluidized；
According to the mark of mobile zero terminal, the first video file after fluidisation is sent to mobile zero terminal.
Realize that the fluidisation to the first video file, the performance resource for mitigating Cloud Server disappear by optimal streaming server
Consumption provides more smooth and clearly video content to the user.
In one embodiment, it is instructed according to fluidisation, before being fluidized to the first video file, this method further includes：
The attribute information for zero terminal of movement that Cloud Server is sent is received, attribute information includes the decoding lattice of mobile zero terminal
Formula list, decoding performance and display resolution；
It is instructed according to fluidisation, carrying out fluidisation to the first video file includes：According to the category of fluidisation instruction and mobile zero terminal
Property information, fluidizes the first video file.
Streaming server can be fluidized according to the first video file of actual conditions pair of mobile zero terminal, be carried for user
For more smooth and clearly video content.
In one embodiment, according to the attribute information of fluidisation instruction and mobile zero terminal, the first video file is carried out
Fluidisation includes：
According to the mark of the first video file, parsing obtains the coded format and code check of the first video file；
Judge whether the code check of the first video file meets the bandwidth between streaming server and mobile zero terminal；
When the code check of the first video file meets bandwidth, judge in the codec format list of mobile zero terminal whether include
The coded format of first video file；
When including the coded format of the first video file in the codec format list of mobile zero terminal, eventually according to mobile zero
The decoding level at end, judges whether mobile zero terminal can decode the first video file；
When mobile zero terminal can decode the first video file, the first video file is fluidized.
In the case of meeting above three condition at the same time, the first video file of streaming server pair directly fluidizes.
In one embodiment, when the code check of the first video file is unsatisfactory for bandwidth, and/or, the solution of mobile zero terminal
When not including the coded format of the first video file in code format list, and/or, mobile zero terminal cannot decode the first video text
When part, this method further includes：
The bit rate output of the first video file is determined according to bandwidth；
The output resolution ratio of the first video file is determined according to the display resolution of mobile zero terminal；
According to bit rate output and output resolution ratio, transcoding is carried out to the first video file；
The first video file after transcoding is fluidized.
When being unsatisfactory for any one above-mentioned condition, fluidized after carrying out transcoding to the first video file, to meet user
Under conditions of side plays clarity, ensure the fluency played.
According to the third aspect of the embodiment of the present disclosure, a kind of Cloud Server is provided, including：
Receiving module, the user operation instruction sent for receiving mobile zero terminal, user operation instruction are regarded comprising first
The mark of frequency file；
First acquisition module obtains the optimal stream of the first video file of storage for the mark according to the first video file
Change server；
Sending module, for sending fluidisation instruction to optimal streaming server, fluidisation instruction is used to indicate optimal fluidisation clothes
Business the first video file of device pair fluidizes；
Sending module receives instruction and is used to indicate mobile zero terminal reception for transmitting and receiving instruction to mobile zero terminal
The first video file after optimal streaming server fluidisation.
In one embodiment, which further includes：Second acquisition module and judgment module；
Second acquisition module obtains the video format of the first video file for the mark according to the first video file；
Judgment module, the video format for judging whether to include in preset video format set the first video file；
First acquisition module, when in preset video format set including the video format of the first video file,
According to the mark of the first video file, the optimal streaming server of the first video file of storage is obtained.
In one embodiment, the first acquisition module includes：Judging submodule and determination sub-module；
Judging submodule judges each of at least one streaming server for the mark according to the first video file
Whether streaming server stores the first video file；
Determination sub-module will be with mobile zero eventually for when storing the first video file at least two streaming servers
The end shortest streaming server of communication distance is determined as optimal streaming server.
In one embodiment, receiving module, the attribute information sent for receiving mobile zero terminal, attribute information include
Mobile zero decoding terminals format list, decoding level and display resolution；
Sending module, for attribute information and fluidisation instruction to be sent to optimal streaming server, so that optimal fluidisation
Server is fluidized according to fluidisation instruction and the first video file of attribute information pair.
In one embodiment, receiving module, the broadcasting ending message sent for receiving optimal streaming server；
Sending module is sent to mobile zero terminal for that will play end message.
According to the fourth aspect of the embodiment of the present disclosure, a kind of streaming server is provided, including：
Receiving module, the fluidisation instruction for receiving Cloud Server transmission, fluidisation instruction include the mark of the first video file
The mark of knowledge and mobile zero terminal；
Module is fluidized, for being instructed according to fluidisation, the first video file is fluidized；
The first video file after fluidisation is sent to mobile zero by sending module for the mark according to mobile zero terminal
Terminal.
In one embodiment, receiving module, the attribute information of zero terminal of movement for receiving Cloud Server transmission, belongs to
Property information include mobile zero terminal codec format list, decoding performance and display resolution；
Module is fluidized, for the attribute information according to fluidisation instruction and mobile zero terminal, the first video file is flowed
Change.
In one embodiment, fluidisation module includes analyzing sub-module, judging submodule and fluidisation submodule；
Analyzing sub-module, for the mark according to the first video file, parsing obtains the coded format of the first video file
And code check；
Judging submodule, for judge the code check of the first video file whether meet streaming server and mobile zero terminal it
Between bandwidth；
Judging submodule, the decoding lattice for when the code check of the first video file meets bandwidth, judging mobile zero terminal
Whether the coded format of first video file is included in formula list；
Judging submodule, the coded format for including the first video file in the codec format list of mobile zero terminal
When, according to the decoding level of mobile zero terminal, judge whether mobile zero terminal can decode the first video file；
Submodule is fluidized, for when mobile zero terminal can decode the first video file, being flowed to the first video file
Change.
In one embodiment, fluidisation module further includes：Determination sub-module and transcoding submodule；
Determination sub-module, for when the code check of the first video file is unsatisfactory for bandwidth, and/or, the solution of mobile zero terminal
When not including the coded format of the first video file in code format list, and/or, mobile zero terminal cannot decode the first video text
When part, the bit rate output of the first video file is determined according to bandwidth；
Determination sub-module, for determining that the output of the first video file is differentiated according to the display resolution of mobile zero terminal
Rate；
Transcoding submodule, for according to bit rate output and output resolution ratio, transcoding to be carried out to the first video file；
Submodule is fluidized, for being fluidized to the first video file after transcoding.
According to a fifth aspect of the embodiments of the present disclosure, a kind of video streaming system is provided, including：The third aspect and third party
In Cloud Server, fourth aspect and fourth aspect described in any embodiment in face at least one described in any embodiment
One zero terminal of movement of a streaming server and instruction.
It should be understood that above general description and following detailed description is only exemplary and explanatory, not
The disclosure can be limited.
Description of the drawings
The drawings herein are incorporated into the specification and forms part of this specification, and shows the implementation for meeting the disclosure
Example, and together with specification for explaining the principles of this disclosure.
Fig. 1 is a kind of flow chart for video streaming method that the embodiment of the present disclosure provides；
Fig. 2 is a kind of flow chart for video streaming method that the embodiment of the present disclosure provides；
Fig. 3 is a kind of structural schematic diagram for video streaming system that the embodiment of the present disclosure provides；
Fig. 4 is a kind of flow chart for Cloud Server fluidisation decision that the embodiment of the present disclosure provides；
Fig. 5 is a kind of flow chart for streaming server streamed video file that the embodiment of the present disclosure provides；
Fig. 6 is a kind of structure chart for Cloud Server that the embodiment of the present disclosure provides；
Fig. 7 is a kind of structure chart for Cloud Server that the embodiment of the present disclosure provides；
Fig. 8 is a kind of structure chart for Cloud Server that the embodiment of the present disclosure provides；
Fig. 9 is a kind of structure chart for streaming server that the embodiment of the present disclosure provides；
Figure 10 is a kind of structure chart for streaming server that the embodiment of the present disclosure provides.
Specific implementation mode
Example embodiments are described in detail here, and the example is illustrated in the accompanying drawings.Following description is related to
When attached drawing, unless otherwise indicated, the same numbers in different drawings indicate the same or similar elements.Following exemplary embodiment
Described in embodiment do not represent all implementations consistent with this disclosure.On the contrary, they be only with it is such as appended
The example of the consistent device and method of some aspects be described in detail in claims, the disclosure.
The embodiment of the present disclosure provides a kind of video streaming method, as shown in Figure 1, the video streaming method includes following step
Suddenly：
101, the user operation instruction that mobile zero terminal is sent is received, user operation instruction includes the mark of the first video file
Know.
Cloud Server is the host server of mobile zero terminal, and the application program that operation has mobile zero terminal all is mobile
After zero terminal landing, visual user interface is opened in Cloud Server, compression is encoded after acquiring the interface, is transmitted to mobile zero terminal
For display, meanwhile, cloud server moves the Reverse Turning Control of zero terminal, is fictionalized and practical operation in visual user interface
The same effect.So, when the user clicks some video file when, the operational order of user is sent to cloud clothes by mobile zero terminal
It is engaged in device, the mark of the video file comprising program request in the user operation instruction, the mark of video file can be the energy such as filename
The mark of enough unique mark video files.
102, according to the mark of the first video file, the optimal streaming server of the first video file of storage is obtained.
In another embodiment of the present disclosure, before step 102, this method further includes：
According to the mark of the first video file, the video format of the first video file is obtained；
Judge whether to include in preset video format set the video format of the first video file；
When in preset video format set including the video format of the first video file, step 102, i.e. basis are executed
The mark of first video file obtains the optimal streaming server of the first video file of storage.
Video format is a kind of identifier that video jukebox software assigns video file in order to playing video file
Number, comprising international standard or well known video format is met in preset video format set, common video format includes
MPEG (Motion Picture Experts Group, Motion Picture Experts Group), AVI (Audio Video Interleaved, Audio
Video Interleaved), WMV (Windows Media Video form, Windows Media Video), FLV (Streaming Media lattice
Formula, Flash Video) etc., it only illustrates herein schematically illustrate.When the user's operation that cloud server is sent to mobile zero terminal
Instruction obtains the video format of first video file according to the mark of the first video file in user operation instruction, judges pre-
If video format set in whether include the video format of first video file, when including in preset video format set
When the mark of first video file, step 102 is executed, i.e., according to the mark of the first video file, obtains the first video of storage
The optimal streaming server of file；When not including the mark of the first video file in preset video format set, it is meant that
The video format of first video file is not belonging to conventional video format, at this point, Cloud Server is using conventional acquisition and coding
Image data is sent to mobile zero terminal and is decoded display by mode.
Specifically, mark of the step 102 according to the first video file, obtains the optimal fluidisation clothes of the first video file of storage
Business device include：
According to the mark of the first video file, judge whether each streaming server at least one streaming server is deposited
Store up the first video file；
It, will be shortest with mobile zero terminal communication distance when storing the first video file at least two streaming servers
Streaming server is as optimal streaming server.
Only when in streaming server including the first video file, it is meant that the streaming server be possible to this
One video file is fluidized, if there are one only in streaming server include the first video file, then, the streaming server
I.e. optimal streaming server；When including first video file at least two streaming servers, streaming server is obtained
With the communication distance between mobile zero terminal, Cloud Server will be with the mobile shortest streaming server conduct of zero terminal communication distance
Optimal streaming server.
103, fluidisation instruction is sent to optimal streaming server, and fluidisation instruction is used to indicate optimal streaming server pair first
Video file is fluidized.
The mark of mailing address and the first video file comprising mobile zero terminal in fluidisation instruction, streaming server are connecing
After receiving fluidisation instruction, the first video file is fluidized, and according to the mailing address of mobile zero terminal, by the after fluidisation
One video file is sent to mobile zero terminal and is shown.
In one embodiment of the disclosure, before sending fluidisation instruction to optimal streaming server, this method is also wrapped
It includes：The attribute information that mobile zero terminal is sent is received, attribute information includes the codec format list of mobile zero terminal, decoding level
And display resolution.Wherein, in codec format list comprising mobile zero terminal can decoded video code model, decode etc.
The height of decoding capability of the grade for identifying mobile zero terminal, display resolution refer in mobile zero terminal for showing video file
Window resolution ratio.So, step 103, which sends fluidisation and instructs to optimal streaming server, includes：By the category of mobile zero terminal
Property information and fluidisation instruction be sent to optimal streaming server so that optimal streaming server instructs and mobile zero according to fluidisation
The first video file of attribute information pair of terminal fluidizes.The attribute information of mobile zero terminal is sent to streaming server,
It enables to streaming server to be fluidized according to the actual conditions of mobile zero terminal, mitigates the resource consumption to Cloud Server,
Ensure the clarity and fluency of mobile zero terminal plays simultaneously.
104, instruction is transmitted and received to mobile zero terminal, and reception instruction is used to indicate mobile zero terminal and receives optimal fluidisation clothes
The first video file after device fluidisation of being engaged in.
The video streaming method that the embodiment of the present disclosure provides receives the user operation instruction that mobile zero terminal is sent, user
Operational order includes the mark of the video file of program request, according to the mark of the first video file, obtains the first video file of storage
Optimal streaming server, send fluidisation instruction to optimal streaming server, fluidisation instruction is used to indicate optimal streaming server
Video file is fluidized, transmits and receives instruction to mobile zero terminal, reception instruction is used to indicate mobile zero terminal and receives most
Video file after excellent streaming server fluidisation.Optimal streaming server is found according to the mark of the first video file, by most
Excellent streaming server is realized to the fluidisation of the first video file, is mitigated the performance resource consumption of Cloud Server, is provided to the user more
Add smoothness and clearly video content.
The embodiment of the present disclosure provides a kind of video streaming method, as shown in Fig. 2, the video streaming method includes following step
Suddenly：
201, the fluidisation instruction that Cloud Server is sent, the mark comprising the first video file and movement in fluidisation instruction are received
The mark of zero terminal.
Executive agent in the embodiment of the present disclosure is streaming server, and the first video text is stored in the streaming server
Part, and it is most short with the communication distance of zero terminal of movement of the first video file of display.The mark of mobile zero terminal can be mobile
The mailing address of zero terminal
202, according to the mark of the first video file, the first video file is fluidized.
In one embodiment of the disclosure, before step 202, this method further includes：Receive what Cloud Server was sent
The attribute information of mobile zero terminal, attribute information include that codec format list, decoding performance and the display of mobile zero terminal are differentiated
Rate.Wherein, in codec format list comprising mobile zero terminal can decoded video code model, decoding level is used to identify
The height of the decoding capability of mobile zero terminal, display resolution refer to point of the window for showing video file in mobile zero terminal
Resolution.So, according to the mark of the first video file, carry out fluidisation to the first video file includes step 202：Referred to according to fluidisation
The attribute information of order and mobile zero terminal, fluidizes the first video file.
Specifically, according to the attribute information of fluidisation instruction and mobile zero terminal, carrying out fluidisation to the first video file includes：
According to the mark of the first video file, parsing obtains the coded format and code check of the first video file；
Judge whether the code check of the first video file meets the bandwidth between streaming server and mobile zero terminal；
When the code check of the first video file meets the bandwidth between streaming server and mobile zero terminal, mobile zero is judged
Whether the coded format of first video file is included in the codec format list of terminal；
When including the coded format of the first video file in the codec format list of mobile zero terminal, eventually according to mobile zero
The decoding level at end, judges whether mobile zero terminal can decode the first video file；
When mobile zero terminal can decode the first video file, the first video file is fluidized.
Code check refers to the data traffic that video file uses within the unit interval, and bandwidth refers to that can be transmitted in the unit interval
Total amount of data, only when the code check of the first video file is less than the bandwidth between streaming server and mobile zero terminal, meaning
Taste streaming server can be by the first video file transfer to mobile zero terminal；When in the codec format list of mobile zero terminal
Include the coded format of the first video file, and determines that mobile zero terminal can decode first according to the decoding level of mobile zero terminal
Video file, it is meant that mobile zero terminal can realize that the decoding to the first video file is shown, full in above three condition
In the case of foot, streaming server just fluidizes the first video file, in this way, after ensureing that mobile zero terminal can be to fluidisation
The first video file be decoded display.The judgement sequence of above three condition can be exchanged, the disclosure is implemented
Example is merely illustrative.
When any one in above three condition is unsatisfactory for, i.e., it is unsatisfactory for fluidisation clothes in the code check of the first video file
When the bandwidth between device and mobile zero terminal of being engaged in, and/or, the first video text is not included in the codec format list of mobile zero terminal
When the coded format of part, and/or, when mobile zero terminal cannot decode the first video file, streaming server is according to streaming services
Bandwidth between device and mobile zero terminal determines the bit rate output of the first video file；According to the display resolution of mobile zero terminal
Determine the output resolution ratio of the first video file；According to bit rate output and output resolution ratio, transcoding is carried out to the first video file；
The first video file after transcoding is fluidized.By foregoing description, it is that direct fluidisation first regards that streaming server, which determines,
Frequency file, it is desired nonetheless to be fluidized again after transcoding, the purpose of transcoding is under conditions of meeting user side broadcasting clarity, protect
Demonstrate,prove the fluency played.
203, according to the mark of mobile zero terminal, the first video file after fluidisation is sent to mobile zero terminal.
Streaming server sends after being fluidized to the first video file and plays ending message to Cloud Server, cloud clothes
Business device will play end message and be sent to mobile zero terminal.
The video streaming method that the embodiment of the present disclosure provides receives the fluidisation instruction that Cloud Server is sent, fluidisation instruction packet
Include the mark of the mark and mobile zero terminal of the first video file；It is instructed according to fluidisation, the first video file is fluidized；Root
According to the mark of mobile zero terminal, the first video file after fluidisation is sent to mobile zero terminal.Pass through optimal streaming server
It realizes to the fluidisation of the first video file, mitigates the performance resource consumption of Cloud Server, provide to the user more smooth and clear
Video content.
Based on the video streaming method that the corresponding embodiments of above-mentioned Fig. 1 and Fig. 2 provide, another embodiment of the disclosure provides one
Kind video streaming method, this method can be applied in video streaming system as shown in Figure 3, which includes cloud
Server 301, at least one streaming server 302, zero terminal 303 of at least one movement.
Wherein, Cloud Server 301 is the host server of mobile zero terminal, under normal circumstances, after mobile zero terminal landing,
Visual user interface is opened in Cloud Server, compression is encoded after acquiring the interface, is transmitted to mobile zero terminal for display, and connect
The Reverse Turning Control for receiving mobile zero terminal, the effect as practical operation is fictionalized in visual user interface.In order to mitigate cloud clothes
Be engaged in device performance consumption and provide more smooth and clearly video content scheme, in the embodiments of the present disclosure, cloud service to the user
Device also increases fluidisation decision making function, it is determined whether needs to send fluidisation instruction to streaming server, and searches optimal fluidisation clothes
Business device, or determine the scheme exported using usual manner acquisition coding.Meanwhile it being answered for each user's default installation video playing
With, i.e., video module APP shown in Fig. 3 when applying order video file by this, triggers Cloud Server video streaming decision,
Video streaming function starts.
Mobile zero terminal 303 when in use, logs in Cloud Server, receives the image compression data that Cloud Server transmission comes,
Decoding display；In addition, the operations such as the sliding of acquisition user and click event, Reverse Turning Control order is sent to Cloud Server.Generally
In the case of, mobile zero terminal has certain decoding capability.In the embodiments of the present disclosure, mobile zero terminal is logging in Cloud Server
When, increase attribute field, attribute field includes the codec format list for moving zero terminal, decoding performance, display resolution
Deng.It being capable of decoded video format comprising mobile zero terminal in codec format list；Decoding performance is to mobile zero terminal
The hardware performance that CPU, GPU etc. influence decoding capability is analyzed, and grade classification is done to performance, to be referred to when fluidisation decision；It is aobvious
Show that resolution ratio is the resolution ratio of video playback window.
It is cached with video file in streaming server 302, the fluid mapper process to video file includes：Receive Cloud Server
The 301 fluidisations instructions sent, triggering streaming server 302 fluidizes decision, according to fluidisation decision as a result, streamed video file,
After fluidisation receives, sends video file to Cloud Server 301 and play the message terminated.
It includes following step to open the flow for being played to and playing and terminating according to foregoing description, after one video file of user's program request
Suddenly：
301, the hardware information of mobile zero terminal is uploaded when user logs in Cloud Server.
User is logged in by username and password when using mobile zero terminal, while logging in or is logged in
After success, the hardware information of mobile zero terminal is sent to Cloud Server, the hardware information of mobile zero terminal includes codec format
List, decoding performance, display resolution etc..Illustratively, shown in codec format is listed as follows：
Codecs=[private, h264, h265, wmv.mepg4, vp9 ...], wherein private refers to conventional scheme
In compression of images agreement.
Decoding performance is as follows：Decoder-level=n (0<n<=10).
302, user triggers the video streaming decision making function of Cloud Server by video playing APP order video files.
In the embodiments of the present disclosure, it is each user's default installation video playing application, by this using order video text
When part, Cloud Server video streaming decision is triggered, video streaming function starts.When Cloud Server decision is defeated using usual manner
Go out, then Cloud Server encodes compression after acquiring the interface of the video file, is transmitted to mobile zero terminal for display；If decision
To use streaming mode, 303 are thened follow the steps.
303, Cloud Server sends instruction to the streaming server found, and instruction includes user's mailing address and mobile zero
The hardware information of terminal, and instruction is sent to mobile zero terminal, so that it is opened data receiver.
For the fluidisation decision of Cloud Server in step 302 and 303, shown in Fig. 4.
304, streaming server fluidisation decision starts, and determines whether need according to the hardware information of mobile zero terminal and bandwidth
Want transcoding.
305, streaming server directly export or transcoding after fluidize output, mobile zero terminal receives data and simultaneously plays.
For the fluidisation function of Cloud Server in step 304 and 305, shown in Fig. 5.
306, it plays and terminates, streaming server sends to Cloud Server and plays end message.
307, Cloud Server sends to video playing APP and plays end message.
Specifically, with reference to shown in Fig. 4, the fluidisation decision of Cloud Server includes the following steps：
401, Cloud Server judges whether the video format of the video file of program request is reference format.
Video format is a kind of identifier that video jukebox software assigns video file in order to playing video file
Number, so-called reference format meets international standard or well known video format, and common video format includes MPEG (movements
Motion picture expert group version, Motion Picture Experts Group), AVI (Audio Video Interleaved, Audio Video
Interleaved), WMV (Windows Media Video form, Windows Media Video) etc., herein only citing signal are said
It is bright.When the video format of video file is reference format, step 402 is executed；When the video format of video file does not meet mark
When quasiconfiguaration, step 405 is executed.
402, when the video format of the video file of program request is reference format, search whether that there are optimal streaming services
Device.
When there are optimal streaming server, step 403 is executed；When there is no optimal streaming server, step is executed
405。
403, fluidisation instruction is sent to optimal streaming server.
Fluidisation instruction includes the mailing address for identifying, moving zero terminal of the video file of program request and mobile zero terminal
Hardware information, certainly, the hardware information of mobile zero terminal can also be individually sent to optimal streaming server.Optimal fluidisation clothes
Device be engaged according to fluidisation instruction, determination is that direct fluidisation output is whole to mobile zero to fluidisation output after zero terminal of movement or transcoding
End, for the fluid mapper process of optimal streaming server, with reference to shown in figure 5.
404, the instruction for preparing to receive data is sent to mobile zero terminal.
405, image data is sent to by mobile zero terminal using conventional acquisition coding mode.
So-called conventional acquisition coding mode refers to encoding compression, transmission after Cloud Server acquires the interface of the video file
To mobile zero terminal for display.
As shown in figure 5, streaming server receives the fluidisation instruction of Cloud Server transmission, streaming server decision starts.
The hardware of the mailing address for identifying, moving zero terminal comprising the video file for needing to fluidize and mobile zero terminal in fluidisation instruction
Information moves the codec format list of mobile zero terminal, decoding performance, display resolution etc. in the hardware information of zero terminal.Tool
Body, the process of streaming server streamed video file includes the following steps：
501, the fileinfo of parsing extraction video file.
Due to caching the video file of fluidisation in need in streaming server, according to the mark of video file, from this
Ground obtains video file, and is parsed to the video file, extracts the fileinfo of video file, the file letter of video file
Breath includes the video parameter and compression property of the video file, that is, obtains the profile and level of video file.Wherein,
Profile is mainly the description to video compress characteristic, and different profile contains different coding techniques and coding lattice
Formula, profile is higher, and more advanced compression property is used with regard to explanation；Level is mainly the description to video self character,
Such as code check, resolution ratio, fps (transmission frame number per second, frames per second), level is higher, and the code check of video is differentiated
Rate, fps are higher, and level is associated with the processing capacity of decoding end and storage capacity.
502, the bandwidth between streaming server acquisition and mobile zero terminal is obtained.
503, judge that the coded format of video file whether there is in the decoding list of mobile zero terminal.
When in the decoding list that the coded format of video file is present in mobile zero terminal, it is meant that mobile zero terminal energy
The video file is enough decoded, thens follow the steps 504；When the coded format of video file is present in the decoding list of mobile zero terminal
When middle, it is meant that mobile zero terminal cannot decode the video file, then follow the steps 507~509.
504, when in the decoding list that the coded format of video file is present in mobile zero terminal, judge streaming server
Whether the bandwidth between mobile zero terminal meets the code check of video file.
When the code check of video file meets the bandwidth between streaming server and mobile zero terminal, it is meant that streaming services
The video file transfer can be given mobile zero terminal by device, then follow the steps 505；When the code check of video file cannot meet fluidisation
When bandwidth between server and mobile zero terminal, it is meant that streaming server can not by the video file transfer to mobile zero eventually
End, thens follow the steps 507~509.
505, when the bandwidth between streaming server and mobile zero terminal meets the code check of video file, according to mobile zero
The decoding performance of terminal judges whether mobile zero terminal being capable of decoding video file.
When mobile zero terminal energy decoding video file, step 506 is executed；When mobile zero terminal is unable to decoding video file
When, execute step 507~509.
506, when the decoding performance of mobile zero terminal can decoding video file when, directly fluidisation is current needs what is fluidized to regard
Frequency file.
507, transcoding bit rate output is determined according to the bandwidth between streaming server and mobile zero terminal.
508, transcoding resolution ratio is determined according to the decoding performance of mobile zero terminal.
509, transcoding is carried out to video file, output is to mobile zero terminal after being fluidized to the video file after transcoding.
The video streaming method that the embodiment of the present disclosure provides receives the user operation instruction that mobile zero terminal is sent, user
Operational order includes the mark of the video file of program request, according to the mark of the first video file, obtains the first video file of storage
Optimal streaming server, send fluidisation instruction to optimal streaming server, fluidisation instruction is used to indicate optimal streaming server
Video file is fluidized, transmits and receives instruction to mobile zero terminal, reception instruction is used to indicate mobile zero terminal and receives most
Video file after excellent streaming server fluidisation.Optimal streaming server is found according to the video file of program request, passes through optimal stream
Change server to realize to the fluidisation of the video file of program request, mitigates the performance resource consumption of Cloud Server, provide to the user more
Smoothness and clearly video content.
It is following for this based on the video streaming method described in the corresponding embodiments of above-mentioned Fig. 1~Fig. 2 and Fig. 4~Fig. 5
Disclosed device embodiment can be used for executing embodiments of the present disclosure.
The embodiment of the present disclosure provides a kind of Cloud Server, as shown in fig. 6, the Cloud Server 60 includes：Receiving module 601,
First acquisition module 602 and sending module 603；
Receiving module 601, the user operation instruction sent for receiving mobile zero terminal, user operation instruction includes first
The mark of video file；
First acquisition module 6002 obtains the first video file of storage most for the mark according to the first video file
Excellent streaming server；
Sending module 603, for sending fluidisation instruction to optimal streaming server, fluidisation instruction is used to indicate optimal fluidisation
The first video file of server pair fluidizes；
Sending module 603 is used to transmit and receive instruction to mobile zero terminal, and reception instruction is used to indicate mobile zero terminal and connects
Receive the first video file after optimal streaming server fluidisation.
In one embodiment, as shown in fig. 7, the Cloud Server 60 further includes：Second acquisition module 604 and judgment module
605；
Second acquisition module 604 obtains the video lattice of the first video file for the mark according to the first video file
Formula；
Judgment module 605, the video lattice for judging whether to include in preset video format set the first video file
Formula；
First acquisition module 602, the video format for including the first video file in preset video format set
When, according to the mark of the first video file, obtain the optimal streaming server of the first video file of storage.
In one embodiment, as shown in figure 8, the first acquisition module 602 includes：Judging submodule 6021 and determining submodule
Block 6022；
Judging submodule 6021 judges for the mark according to the first video file at least one streaming server
Whether each streaming server stores the first video file；
Determination sub-module 6022 will be with movement for when storing the first video file at least two streaming servers
The zero shortest streaming server of terminal communication distance is determined as optimal streaming server.
In one embodiment, receiving module 601, the attribute information sent for receiving mobile zero terminal, attribute information
Including mobile zero decoding terminals format list, decoding level and display resolution；
Sending module 603, for attribute information and fluidisation instruction to be sent to optimal streaming server, so that optimal stream
Change server to be fluidized according to fluidisation instruction and the first video file of attribute information pair.
In one embodiment, receiving module 601, the broadcasting ending message sent for receiving optimal streaming server；
Sending module 603 is sent to mobile zero terminal for that will play end message.
The Cloud Server that the embodiment of the present disclosure provides receives the user operation instruction that mobile zero terminal is sent, user's operation
Instruction includes the mark of the first video file, according to the mark of the first video file, obtains the optimal of the first video file of storage
Streaming server sends fluidisation instruction to optimal streaming server, and fluidisation instruction is used to indicate optimal streaming server to video
File is fluidized, and transmits and receives instruction to mobile zero terminal, reception instruction is used to indicate mobile zero terminal and receives optimal fluidisation
Video file after server fluidisation.Optimal streaming server is found according to the mark of the first video file, passes through optimal fluidisation
Server is realized to the fluidisation of the first video file, is mitigated the performance resource consumption of Cloud Server, is provided to the user more smooth
Clearly video content.
The embodiment of the present disclosure provides a kind of streaming server, as shown in figure 9, the streaming server 90 includes：Receiving module
901, module 902 and sending module 903 are fluidized；
Receiving module 901, the fluidisation instruction for receiving Cloud Server transmission, fluidisation instruction includes the first video file
The mark of mark and mobile zero terminal；
Module 902 is fluidized, for being instructed according to fluidisation, the first video file is fluidized；
The first video file after fluidisation is sent to movement by sending module 903 for the mark according to mobile zero terminal
Zero terminal.
In one embodiment, receiving module 901, the attribute letter of zero terminal of movement for receiving Cloud Server transmission
Breath, attribute information include codec format list, decoding performance and the display resolution of mobile zero terminal；
Module 902 is fluidized, for the attribute information according to fluidisation instruction and mobile zero terminal, the first video file is carried out
Fluidisation.
As shown in Figure 10, fluidisation module 902 may include：Analyzing sub-module 9021, judging submodule 9022, fluidisation submodule
Block 9023, determination sub-module 9024 and transcoding submodule 9025；
In one embodiment, analyzing sub-module 9021, for the mark according to the first video file, parsing obtains first
The coded format and code check of video file；
Judging submodule 9022, for judging it is whole with movement zero whether the code check of the first video file meets streaming server
Bandwidth between end；
Judging submodule 9022, the solution for when the code check of the first video file meets bandwidth, judging mobile zero terminal
Whether the coded format of first video file is included in code format list；
Judging submodule 9022, the coding for including the first video file in the codec format list of mobile zero terminal
When format, according to the decoding level of mobile zero terminal, judge whether mobile zero terminal can decode the first video file；
Fluidize submodule 9023, for when mobile zero terminal can decode the first video file, to the first video file into
Row fluidisation.
In one embodiment, submodule 9024 is determined, for when the code check of the first video file is unsatisfactory for bandwidth, and/
Or, when not including the coded format of the first video file in the codec format list of mobile zero terminal, and/or, mobile zero terminal
When cannot decode the first video file, the bit rate output of the first video file is determined according to bandwidth；
Determination sub-module 9024, the output point for determining the first video file according to the display resolution of mobile zero terminal
Resolution；
Transcoding submodule 9025, for according to bit rate output and output resolution ratio, transcoding to be carried out to the first video file；
Submodule 9023 is fluidized, for being fluidized to the first video file after transcoding.
The streaming server that the embodiment of the present disclosure provides, receives the fluidisation instruction that Cloud Server is sent, and fluidisation instruction includes
The mark of the mark of first video file and mobile zero terminal；It is instructed according to fluidisation, the first video file is fluidized；According to
The first video file after fluidisation is sent to mobile zero terminal by the mark of mobile zero terminal.Pass through optimal streaming server reality
Now to the fluidisation of the first video file, mitigate the performance resource consumption of Cloud Server, provides to the user more smooth and clearly
Video content.
Based on the video streaming method described in the corresponding embodiment of above-mentioned Fig. 1~Fig. 2, Fig. 4~Fig. 5, the disclosure is real
It applies example and a kind of computer readable storage medium is also provided, for example, non-transitorycomputer readable storage medium can be read-only deposits
Reservoir (English：Read Only Memory, ROM), random access memory (English：Random Access Memory,
RAM), CD-ROM, tape, floppy disk and optical data storage devices etc..It is stored with computer instruction on the storage medium, for executing
Video streaming method described in the corresponding embodiment of above-mentioned Fig. 1~Fig. 2, Fig. 4~Fig. 5, details are not described herein again.
Those skilled in the art will readily occur to its of the disclosure after considering specification and putting into practice disclosure disclosed herein
Its embodiment.This application is intended to cover any variations, uses, or adaptations of the disclosure, these modifications, purposes or
Person's adaptive change follows the general principles of this disclosure and includes the undocumented common knowledge in the art of the disclosure
Or conventional techniques.The description and examples are only to be considered as illustrative, and the true scope and spirit of the disclosure are by following
Claim is pointed out.
It should be understood that the present disclosure is not limited to the precise structures that have been described above and shown in the drawings, and
And various modifications and changes may be made without departing from the scope thereof.The scope of the present disclosure is only limited by the accompanying claims.
Claims (12)
1. a kind of video streaming method, which is characterized in that the method includes：
The user operation instruction that mobile zero terminal is sent is received, the user operation instruction includes the mark of the first video file；
According to the mark of first video file, the optimal streaming server for storing first video file is obtained；
Fluidisation instruction is sent to the optimal streaming server, the fluidisation instruction is used to indicate the optimal streaming server pair
First video file is fluidized；
Transmitting and receiving instruction gives the movement zero terminal, and the reception instruction is used to indicate described in the reception of zero terminal of the movement most
The first video file after excellent streaming server fluidisation.
2. according to the method described in claim 1, it is characterized in that, the mark according to first video file, obtains
Before the optimal streaming server for storing first video file, the method further includes：
According to the mark of first video file, the video format of first video file is obtained；
Judge whether to include in preset video format set the video format of first video file；
The mark according to first video file obtains the optimal streaming server packet for storing first video file
It includes：In the preset video format set include first video file video format when, regarded according to described first
The mark of frequency file obtains the optimal streaming server for storing first video file.
3. method according to claim 1 or 2, which is characterized in that the mark according to first video file obtains
The optimal streaming server for storing first video file is taken to include：
According to the mark of first video file, judge whether each streaming server at least one streaming server is deposited
Store up first video file；
When storing first video file at least two streaming servers, will be communicated with zero terminal of the movement away from
It is determined as optimal streaming server from shortest streaming server.
4. according to the method described in claim 1, it is characterized in that, transmission fluidisation instruction is to the optimal streaming server
Before, the method further includes：
The attribute information of zero terminal of movement transmission is received, the attribute information includes zero decoding terminals format column of the movement
Table, decoding level and display resolution；
The transmission fluidisation, which is instructed to the optimal streaming server, includes：The attribute information and fluidisation instruction are sent
To the optimal streaming server, so that the optimal streaming server is according to fluidisation instruction and the attribute information pair
First video file is fluidized.
5. according to the method described in claim 1, it is characterized in that, the method further includes：
Receive the broadcasting ending message that the optimal streaming server is sent；
The broadcasting end message is sent to zero terminal of the movement.
6. a kind of video streaming method, which is characterized in that the method includes：
The fluidisation instruction that Cloud Server is sent is received, the fluidisation instruction includes the mark of the first video file and mobile zero terminal
Mark；
It is instructed according to the fluidisation, first video file is fluidized；
According to the mark of zero terminal of the movement, the first video file after fluidisation is sent to zero terminal of the movement.
7. according to the method described in claim 6, it is characterized in that, described instruct according to the fluidisation, to first video
Before file is fluidized, the method further includes：
The attribute information for zero terminal of the movement that the Cloud Server is sent is received, the attribute information includes the movement zero
Codec format list, decoding performance and the display resolution of terminal；
Described to be instructed according to the fluidisation, carrying out fluidisation to first video file includes：According to fluidisation instruction and institute
The attribute information for stating mobile zero terminal, fluidizes first video file.
8. according to the method described in claim 6, it is characterized in that, described according to fluidisation instruction and zero terminal of the movement
Attribute information, to first video file carry out fluidisation include：
According to the mark of first video file, parsing obtains the coded format and code check of first video file；
Judge whether the code check of first video file meets the bandwidth between zero terminal of streaming server and the movement；
When the code check of first video file meets the bandwidth, in the codec format list for judging zero terminal of the movement
Whether the coded format of first video file is included；
In the codec format list of zero terminal of the movement include first video file coded format when, according to described
The decoding level of mobile zero terminal, judges whether zero terminal of the movement can decode first video file；
When zero terminal of the movement can decode first video file, first video file is fluidized.
9. according to the method described in claim 6, it is characterized in that, the code check in first video file is unsatisfactory for the band
When wide, and/or, when not including the coded format of first video file in the codec format list of zero terminal of the movement,
And/or zero terminal of movement, when cannot decode first video file, the method further includes：
The bit rate output of first video file is determined according to the bandwidth；
The output resolution ratio of first video file is determined according to the display resolution of zero terminal of the movement；
According to the bit rate output and the output resolution ratio, transcoding is carried out to first video file；
The first video file after the transcoding is fluidized.
10. a kind of Cloud Server, which is characterized in that including：
Receiving module, the user operation instruction sent for receiving mobile zero terminal, the user operation instruction are regarded comprising first
The mark of frequency file；
Acquisition module obtains the optimal stream for storing first video file for the mark according to first video file
Change server；
Sending module, for sending fluidisation instruction to the optimal streaming server, the fluidisation instruction be used to indicate described in most
Excellent streaming server fluidizes first video file；
The sending module gives the movement zero terminal for transmitting and receiving instruction, and the reception instruction is used to indicate the shifting
Dynamic zero terminal receives the first video file after the optimal streaming server fluidisation.
11. a kind of streaming server, which is characterized in that including：
Receiving module, the fluidisation instruction for receiving Cloud Server transmission, the fluidisation instruction include the mark of the first video file
The mark of knowledge and mobile zero terminal；
Module is fluidized, for being instructed according to the fluidisation, first video file is fluidized；
The first video file after fluidisation is sent to the shifting by sending module for the mark according to zero terminal of the movement
Dynamic zero terminal.
12. a kind of video streaming system, which is characterized in that including：Cloud Server according to any one of claims 10, at least one right
It is required that zero terminal of streaming server and at least one movement described in 11.
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